App Dev Worksheet: Part 1 Test

App development lesson 8: What apps are: Part 1 test · Set 175 · 40 questions

Developer's tip (Name the topic): First decide which topic the question is about. Use that lesson’s rule: count, order, match or work it out. Read every line of a screen or a code snippet before you answer.

1. 1.Which of these app ideas solves no real problem? (a) a lost-and-found board (b) a free study-room finder (c) a medicine reminder (d) a button with no action
2. 2.🔍 Which is the odd one out? (a) a pop-up message (b) speaking a command (c) typing your age (d) taking a photo
3. 3.🗒️ You are planning version 1 of a homework planner. Which feature is a MUST-HAVE? (a) set a due date (b) share tasks to friends (c) earn stickers (d) pick a theme colour
4. 4.👥 A library app has 55 readers, 110 librarians and 180 volunteers as users. Which user group is the biggest? (a) readers (b) volunteers (c) librarians
5. 5.🗒️ Version 1 of a pocket-money tracker must be ready in 14 days. How many days are left for extras after the must-haves?
   add money received: 1 days
   add money spent: 4 days
   show the balance: 4 days
6. 6.🧩 Which input is best for choosing a volume level? (a) a text box (b) a switch (c) a slider (d) a title
7. 7.💡 Which app idea solves this problem: nobody knows whose bag it is? (a) a study-room finder (b) a bill splitter (c) a medicine reminder (d) a lost-and-found board
8. 8.Which of these is true of a website? (a) updates from the store (b) comes from an app store (c) opens in a web browser (d) has a home-screen icon
9. 9.🎯 Which app would help this user most: a student who often misses the school bus? (a) a pocket-money tracker (b) a bus tracker (c) a homework planner (d) a recipe finder
10. 10.🧩 How many buttons does this app screen have?
    [title] Add Homework
    [text box] City
    [text box] Phone
    [text box] Age
    [slider] Text size
    [button] Cancel
    [switch] Sound
11. 11.🛠️ At which stage do you draw the user flow? (a) the build stage (b) the plan stage (c) the test stage (d) the release stage
12. 12.🗒️ Version 1 of a homework planner must be ready in 10 days. How many days are left for extras after the must-haves?
    add a homework task: 2 days
    set a due date: 1 days
    see tasks by day: 4 days
13. 13.🗒️ Version 1 of a bus tracker must be ready in 11 days. How many days are left for extras after the must-haves?
    see where the bus is: 3 days
    show arrival time: 2 days
    pick your bus stop: 3 days
14. 14.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    missing the bus: 15 votes
    losing water bottles: 10 votes
    no quiet study place: 25 votes (a) missing the bus (b) no quiet study place (c) losing water bottles
15. 15.🗂️ What kind of app is an alarm clock? (a) a health app (b) a game (c) a learning app (d) a tool app
16. 16.Which of these is a screen? (a) tap to go Next (b) your high score (c) the settings page (d) a date picker
17. 17.📊 Survey: which problem bugs you most? How many more votes did “forgetting birthdays” get than “forgetting homework”?
    forgetting birthdays: 20 votes
    forgetting homework: 19 votes
    wasting pocket money: 3 votes
18. 18.📊 Survey: which problem bugs you most? Which problem should your app solve first?
    forgetting birthdays: 22 votes
    forgetting homework: 23 votes
    missing the bus: 12 votes (a) forgetting homework (b) missing the bus (c) forgetting birthdays
19. 19.⚙️ In an app, is checking a password an input, processing or an output? (a) input (b) output (c) processing
20. 20.🔍 Which is the odd one out? (a) write the store text (b) let friends try it (c) put it on an app store (d) share the download link
21. 21.⚙️ What number does this app show?
    let price = 80; // typed by the user
    let qty = 3; // typed by the user
    let total = price * qty;
    show(total);
22. 22.👥 A cricket club app has 220 players, 170 coaches and 65 fans as users. How many users does it have in all?
23. 23.🗒️ Version 1 of a homework planner must be ready in 11 days. How many days are left for extras after the must-haves?
    add a homework task: 2 days
    set a due date: 4 days
    see tasks by day: 3 days
24. 24.True or false: a sleep tracker is a game. (a) True (b) False
25. 25.📅 An app team plans for 2 days, builds for 11 days, tests for 3 days and releases on 1 more day. How many days does the whole project take?
26. 26.👥 A library app has 225 readers, 270 librarians and 80 volunteers as users. Which user group is the biggest? (a) readers (b) volunteers (c) librarians
27. 27.🗂️ What kind of app is a word battle? (a) a game (b) a learning app (c) a tool app (d) a health app
28. 28.💡 Does an app idea like a page of random dots solve a real problem? (a) Yes (b) No
29. 29.⚙️ In an app, is working out a tip an input, processing or an output? (a) processing (b) input (c) output
30. 30.Which of these happens at the idea stage? (a) pick the features (b) add the buttons (c) talk to possible users (d) connect the data
31. 31.⚙️ Which line does the processing (works out the answer)?
    line 1: let km = 13; // typed by the user
    line 2: let metres = km * 1000;
    line 3: show(metres); (a) line 2 (b) line 1 (c) line 3
32. 32.⚙️ What number does this app show?
    let km = 5; // typed by the user
    let metres = km * 1000;
    show(metres);
33. 33.👥 A school app has 170 students, 30 teachers and 75 parents as users. How many users does it have in all?
34. 34.True or false: a word battle is a game. (a) True (b) False
35. 35.Which of these is a user need? (a) a search bar (b) a reminder alarm (c) a dark mode switch (d) “I keep missing the bus”
36. 36.True or false: a website has a home-screen icon. (a) True (b) False
37. 37.True or false: a buzz (vibration) is an input. (a) False (b) True
38. 38.⚙️ In an app, is a pop-up message an input, processing or an output? (a) output (b) input (c) processing
39. 39.True or false: your saved notes is data. (a) False (b) True
40. 40.Which of these is true of a website? (a) is installed on a phone (b) has a home-screen icon (c) opens from a link (d) comes from an app store

Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students